Blind fastener



FIG. 1 is an isometric top view thereof;

FIG. 2 is an isometric bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a longitudinal cross sectional view thereof; taken along line VI in FIG. 3; and,

FIG. 7 is a radial cross sectional view thereof; taken along line VII in FIG. 5.

The broken lines are included to show portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for a blind fastener, as shown and described. 